UMM Elia Group

UMM Other market information - 50Hertz

2026-04-28T14:25:30Z

Publication date/time	28/04/2026 14:25:30 UTC
Market Participant	50Hertz
Market Participant Code	10XDE-VE-TRANSMK
Event Status	Dismissed
Title	Publication of UMMs from 50Hertz currently disturbed
Remarks	Dear Market Participants, currently we are facing some technical problems when issuing UMMs on the Elia Group Inside Information Platform. Therefore, these UMMs might not be up to date. We are working on resolving the issue. In the meantime, you might see the up to date UMMs on our website: https://www.50hertz.com/en/Transparency/GridData/Congestionmanagement/OutageandPlanning?ch=1273&cw=1652
Event Start	28/04/2026 09:00:08 UTC
Event Stop	28/04/2026 16:00:08 UTC
Message ID	EE3B3DEBF18744B98FB385918_002

UMM Other market information - Elia Transmission Belgium

2026-04-28T13:45:44Z

Publication date/time	28/04/2026 13:45:44 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices & Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance and Imbalance Prices on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	28/04/2026 13:30:24 UTC
Event Stop	28/04/2026 13:45:24 UTC
Message ID	433FCDF0886345898C01D59DB_002

UMM Other market information - Elia Transmission Belgium

2026-04-28T13:39:29Z

Publication date/time	28/04/2026 13:39:29 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices & Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance and Imbalance Prices on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	28/04/2026 13:30:24 UTC
Event Stop	28/04/2026 14:30:24 UTC
Message ID	433FCDF0886345898C01D59DB_001

UMM Other market information - 50Hertz

2026-04-28T09:37:07Z

Publication date/time	28/04/2026 09:37:07 UTC
Market Participant	50Hertz
Market Participant Code	10XDE-VE-TRANSMK
Event Status	Active
Title	Publication of UMMs from 50Hertz currently disturbed
Remarks	Dear Market Participants, currently we are facing some technical problems when issuing UMMs on the Elia Group Inside Information Platform. Therefore, these UMMs might not be up to date. We are working on resolving the issue. In the meantime, you might see the up to date UMMs on our website: https://www.50hertz.com/en/Transparency/GridData/Congestionmanagement/OutageandPlanning?ch=1273&cw=1652
Event Start	28/04/2026 09:00:08 UTC
Event Stop	28/04/2026 16:00:08 UTC
Message ID	EE3B3DEBF18744B98FB385918_001

UMM Other market information - 50Hertz

2026-04-27T11:39:42Z

Publication date/time	27/04/2026 11:39:42 UTC
Market Participant	50Hertz
Market Participant Code	10XDE-VE-TRANSMK
Event Status	Dismissed
Title	Publication of UMMs from 50Hertz currently disturbed
Remarks	Dear Market Participants, currently we are facing some technical problems when issuing UMMs on the Elia Group Inside Information Platform. Therefore, our UMMs might not be up to date. We are working on resolving the issue.
Event Start	24/04/2026 15:45:00 UTC
Event Stop	27/04/2026 16:00:09 UTC
Message ID	442057D860E54C979D111BB0F_002

UMM Other market information - Elia Transmission Belgium

2026-04-27T07:57:00Z

Publication date/time	27/04/2026 07:57:00 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	aFRR prequalification test
Remarks	Dear Market Participants, Elia Transmission Belgium is currently performing an aFRR Up prequalification test for a volume of 62MW between 10:00 and 11:15. Best regards, Elia Transmission Belgium
Event Start	27/04/2026 08:00:08 UTC
Event Stop	27/04/2026 09:15:08 UTC
Message ID	D72645C65ACE466095A3D9977_001

UMM Other market information - 50Hertz

2026-04-27T07:41:02Z

Publication date/time	27/04/2026 07:41:02 UTC
Market Participant	50Hertz
Market Participant Code	10XDE-VE-TRANSMK
Event Status	Active
Title	Publication of UMMs from 50Hertz currently disturbed
Remarks	Dear Market Participants, currently we are facing some technical problems when issuing UMMs on the Elia Group Inside Information Platform. Therefore, our UMMs might not be up to date. We are working on resolving the issue.
Event Start	24/04/2026 15:45:00 UTC
Event Stop	27/04/2026 16:00:09 UTC
Message ID	442057D860E54C979D111BB0F_001

UMM Other market information - Elia Transmission Belgium

2026-04-26T14:42:34Z

Publication date/time	26/04/2026 14:42:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - congestion management activations
Remarks	Due to a technical error, our publication of the congestion management activations on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	26/04/2026 12:30:59 UTC
Event Stop	27/04/2026 06:00:00 UTC
Message ID	35EDAB2E5FFD4BDEB7900C85F_002

UMM Other market information - Elia Transmission Belgium

2026-04-26T12:27:44Z

Publication date/time	26/04/2026 12:27:44 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - congestion management activations
Remarks	Due to a technical error, our publication of the congestion management activations on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	26/04/2026 12:30:59 UTC
Event Stop	26/04/2026 21:00:59 UTC
Message ID	35EDAB2E5FFD4BDEB7900C85F_001

UMM Other market information - Elia Transmission Belgium

2026-04-26T11:45:48Z

Publication date/time	26/04/2026 11:45:48 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Update of cross-border capacities
Remarks	Dear Market Participants, For congestion management reasons Elia Transmission Belgium, in agreement with RTE is currently updating the cross-border capacities on the following border FR-BE for the business day 26/04/2026 and for the time periode 22:00 and 23:00. Relevant information has been provided to the concerned allocation platform XBID and their publication will be adapted accordingly. Last update of ELIA regarding this topic was made on 26/04/2026. Kind regards, Elia Transmission Belgium
Event Start	26/04/2026 20:00:33 UTC
Event Stop	26/04/2026 21:00:33 UTC
Message ID	AB5077811FDB48AABF612DD5F_001

UMM Other market information - Elia Transmission Belgium

2026-04-25T13:38:22Z

Publication date/time	25/04/2026 13:38:22 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	[Incompressibility] Day-1 PM Risk Detected - Call for additional downwards flexibility
Remarks	Dear Market Party, Elia Transmission Belgium identified for tomorrow a risk of positive imbalance in the Belgian control area (from 10:00 until 16:00), combined with a need for more balancing volumes. In this context, Elia would like to remind that market actors subject to an obligation to provide their available flexibility (via bidding obligation stated in the T&C aFRR and mFRR or via Redispatching Bids as stated in the T&C SA) are expected to comply with it. Thank you in advance for your collaboration. Elia Transmission Belgium
Event Start	26/04/2026 08:00:00 UTC
Event Stop	26/04/2026 14:00:00 UTC
Message ID	0FD7C39246404243A5AC2057D_001

UMM Other market information - Elia Transmission Belgium

2026-04-24T12:33:47Z

Publication date/time	24/04/2026 12:33:47 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	[Incompressibility] Day-1 PM Risk Detected - Call for additional downwards flexibility
Remarks	Dear Market Party, Elia Transmission Belgium identified for tomorrow a risk of positive imbalance in the Belgian control area (from 10:30 until 15:30), combined with a need for more balancing volumes. In this context, Elia would like to remind that market actors subject to an obligation to provide their available flexibility (via bidding obligation stated in the T&C aFRR and mFRR or via Redispatching Bids as stated in the T&C SA) are expected to comply with it. Thank you in advance for your collaboration. Elia Transmission Belgium
Event Start	25/04/2026 08:30:00 UTC
Event Stop	25/04/2026 13:30:00 UTC
Message ID	EE96115C632E45C7AEC64AF34_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T15:45:37Z

Publication date/time	23/04/2026 15:45:37 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	mFRR availability test
Remarks	Dear Market participants, ELIA Transmission Belgium is currently performing a availability test for a volume of 16 MW between 17:45 and 18:15. Best Regards, ELIA Transmission Belgium
Event Start	23/04/2026 15:45:17 UTC
Event Stop	23/04/2026 16:15:17 UTC
Message ID	AB21B1A4C0904F239B40612B4_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T11:33:37Z

Publication date/time	23/04/2026 11:33:37 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 11:21:06 UTC
Event Stop	23/04/2026 11:33:06 UTC
Message ID	a543e355-b3f8-484e-840e-3_002

UMM Other market information - Elia Transmission Belgium

2026-04-23T11:24:20Z

Publication date/time	23/04/2026 11:24:20 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 11:21:06 UTC
Event Stop	23/04/2026 15:21:06 UTC
Message ID	a543e355-b3f8-484e-840e-3_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:58:15Z

Publication date/time	23/04/2026 10:58:15 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be, ENTSO-E and Open Data Elia platform is currently temporarily unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:00:57 UTC
Event Stop	23/04/2026 12:00:57 UTC
Message ID	72A2F35A143F42E5B024FFA25_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:54:29Z

Publication date/time	23/04/2026 10:54:29 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on ELia.be and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:45:05 UTC
Event Stop	23/04/2026 10:54:06 UTC
Message ID	dc752588-bad9-42d4-bfe3-7_003

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:53:49Z

Publication date/time	23/04/2026 10:53:49 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on ELia.be and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:45:05 UTC
Event Stop	23/04/2026 14:45:05 UTC
Message ID	dc752588-bad9-42d4-bfe3-7_002

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:48:59Z

Publication date/time	23/04/2026 10:48:59 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:45:05 UTC
Event Stop	23/04/2026 14:45:05 UTC
Message ID	dc752588-bad9-42d4-bfe3-7_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:21:01Z

Publication date/time	23/04/2026 10:21:01 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:12:05 UTC
Event Stop	23/04/2026 10:18:06 UTC
Message ID	834f6443-7a6b-403e-aaca-a_002

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:16:12Z

Publication date/time	23/04/2026 10:16:12 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 10:12:05 UTC
Event Stop	23/04/2026 14:12:05 UTC
Message ID	834f6443-7a6b-403e-aaca-a_001

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:06:15Z

Publication date/time	23/04/2026 10:06:15 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 09:57:05 UTC
Event Stop	23/04/2026 10:06:05 UTC
Message ID	9787a0ed-54e0-4a8e-bfc1-c_002

UMM Other market information - Elia Transmission Belgium

2026-04-23T10:01:16Z

Publication date/time	23/04/2026 10:01:16 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	23/04/2026 09:57:05 UTC
Event Stop	23/04/2026 13:57:05 UTC
Message ID	9787a0ed-54e0-4a8e-bfc1-c_001

UMM Other market information - Elia Transmission Belgium

2026-04-22T06:58:09Z

Publication date/time	22/04/2026 06:58:09 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	aFRR prequalification test
Remarks	Dear Market Participants, Elia Transmission Belgium is currently performing an aFRR Up prequalification test for a volume of 4.25 MW between 09:00 and 10:15. Best regards, Elia Transmission Belgium
Event Start	22/04/2026 07:00:19 UTC
Event Stop	22/04/2026 08:15:19 UTC
Message ID	31578FAF52C7415B989ED504C_001

UMM Other market information - Elia Transmission Belgium

2026-04-21T08:00:31Z

Publication date/time	21/04/2026 08:00:31 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Updates to Nemo Link's dynamic overload facility
Remarks	More info https://www.nemolink.co.uk/news-news/nemo-link-updates-its-dynamic-overload-facility-hours/ Since 18/12/2019, Nemo Link has been offering its dynamic overload facility of 20MW in the direction from BE to GB for a period of 5 hours each day. This notice is to inform the market that from 22nd April 2026, Nemo Link can start offering this dynamic overload facility of 20MW for 5 hours each day in either direction from GB to BE or BE to GB. This means the Maximum Physical Transfer Capacity (MPTC) of the interconnector at mid-channel reference point will be 1032MW for a maximum period of 5 hours per day in both directions. Subject to DA capacity calculation process, market participants will see Nemo Link's unrestricted DA NTC of 1032MW for the hours specified on nemolink website in the DA auction on 21st April 2026 for delivery 22nd April 2026. Any unallocated capacity will flow through the ID auctions, subject to further capacity calculation process.
Event Start	21/04/2026 07:51:45 UTC
Event Stop	29/04/2026 22:00:00 UTC
Message ID	A733794241AF4A258BDFE2E41_001

UMM Other market information - Elia Transmission Belgium

2026-04-20T12:42:33Z

Publication date/time	20/04/2026 12:42:33 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices Forecast
Remarks	Due to a degradation in forecast performance, the imbalance price forecast currently published on the Elia Traxes platform is incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	20/04/2026 11:30:13 UTC
Event Stop	20/04/2026 12:31:13 UTC
Message ID	CF9D9FE945DE4BED9977BAB54_002

UMM Other market information - Elia Transmission Belgium

2026-04-20T12:31:28Z

Publication date/time	20/04/2026 12:31:28 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices Forecast
Remarks	Due to a technical error, our publication of the imbalance price forecast on traxes Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	20/04/2026 11:30:13 UTC
Event Stop	20/04/2026 13:30:13 UTC
Message ID	CF9D9FE945DE4BED9977BAB54_001

UMM Other market information - Elia Transmission Belgium

2026-04-19T12:02:58Z

Publication date/time	19/04/2026 12:02:58 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Communication issue with Picasso - Belgian bids cannot be updated
Remarks	Elia would like to inform you that, due to a technical issue, communication with PICASSO EU Balancing platform is disturbed. Updated bids might not be taken into account by PICASSO EU Balancing platform. Elia is actively working to provide a solution as soon as possible. Please do not hesitate to contact the national dispatching and/or your Key Account Manager for further information and assistance. Best Regards,.
Event Start	19/04/2026 10:35:39 UTC
Event Stop	19/04/2026 12:00:39 UTC
Message ID	AD39E6295F284548A9934B161_002

UMM Other market information - Elia Transmission Belgium

2026-04-19T11:44:06Z

Publication date/time	19/04/2026 11:44:06 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Communication issue with Picasso - Belgian bids cannot be updated
Remarks	Elia would like to inform you that, due to a technical issue, communication with PICASSO EU Balancing platform is disturbed. Updated bids might not be taken into account by PICASSO EU Balancing platform. Elia is actively working to provide a solution as soon as possible. Please do not hesitate to contact the national dispatching and/or your Key Account Manager for further information and assistance. Best Regards,.
Event Start	19/04/2026 10:35:39 UTC
Event Stop	19/04/2026 14:00:39 UTC
Message ID	AD39E6295F284548A9934B161_001

UMM Other market information - Elia Transmission Belgium

2026-04-19T04:23:24Z

Publication date/time	19/04/2026 04:23:24 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Update of cross-border capacities
Remarks	Dear Market Participants, For congestion management reasons Elia Transmission Belgium, in agreement with RTE, is currently updating the cross-border capacities on the following borders BE-FR / FR-BE for the business day 19/04/2026 and for the time periode 07:00 and 09:00. Relevant information has been provided to the concerned allocation platform (XBID) and their publication will be adapted accordingly. Last update of ELIA regarding this topic was made on 18/04/2026. Kind regards, Elia Transmission Belgium
Event Start	19/04/2026 05:00:15 UTC
Event Stop	19/04/2026 07:00:15 UTC
Message ID	EB2DD064918B4456978EA3019_001

UMM Other market information - Elia Transmission Belgium

2026-04-18T08:53:32Z

Publication date/time	18/04/2026 08:53:32 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Update of cross-border capacities
Remarks	Dear Market Participants, For congestion management reasons Elia Transmission Belgium, in agreement with RTE, is currently updating the cross-border capacities on the following borders BE-FR / FR-BE for the business day 18/04/2026 and for the time periode 08:00 and 12:00. Relevant information has been provided to the concerned allocation platform (XBID) and their publication will be adapted accordingly. Last update of ELIA regarding this topic was made on 14/08/2025. Kind regards, Elia Transmission Belgium
Event Start	18/04/2026 06:00:13 UTC
Event Stop	18/04/2026 10:00:13 UTC
Message ID	5B9E3AAD6C8E49DAB90083765_002

UMM Other market information - Elia Transmission Belgium

2026-04-18T04:35:27Z

Publication date/time	18/04/2026 04:35:27 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Update of cross-border capacities
Remarks	Dear Market Participants, For congestion management reasons Elia Transmission Belgium, in agreement with RTE, is currently updating the cross-border capacities on the following borders BE-FR / FR-BE for the business day 18/04/2026 and for the time periode 08:00 and 11:00. Relevant information has been provided to the concerned allocation platform (XBID) and their publication will be adapted accordingly. Last update of ELIA regarding this topic was made on 14/08/2025. Kind regards, Elia Transmission Belgium
Event Start	18/04/2026 06:00:13 UTC
Event Stop	18/04/2026 09:00:13 UTC
Message ID	5B9E3AAD6C8E49DAB90083765_001

UMM Other market information - Elia Transmission Belgium

2026-04-17T08:33:22Z

Publication date/time	17/04/2026 08:33:22 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	DRP IT testing – potential impact on Imbalance Price & System Imbalance publications
Remarks	Elia is performing DRP IT testing. During this period, all Imbalance Price and System Imbalance publications on Elia.be, the Open Data Elia Platform, and ENTSO-E may be impacted.
Event Start	20/04/2026 07:00:00 UTC
Event Stop	20/04/2026 11:00:00 UTC
Message ID	7187E468EBD8460AB3F0D9557_001

UMM Other market information - Elia Transmission Belgium

2026-04-16T08:08:38Z

Publication date/time	16/04/2026 08:08:38 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issues – System Imbalance Forecast
Remarks	Dear Market Participants, Due to a technical error, our publication of the System Imbalance Forecast on Elia.be and Open Data Elia platform is currently incorrect. The publication of the Imbalance Price Forecast on the Traxes Elia platform may also be impacted. Our engineers are aware of the issue and are working on getting it resolved. Best regards, ELIA Transmission Belgium
Event Start	15/04/2026 17:30:00 UTC
Event Stop	16/04/2026 08:00:07 UTC
Message ID	1006E248B0974ABAA5765C66D_003

UMM Other market information - Elia Transmission Belgium

2026-04-16T06:38:37Z

Publication date/time	16/04/2026 06:38:37 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issues – System Imbalance Forecast
Remarks	Dear Market Participants, Due to a technical error, our publication of the System Imbalance Forecast on Elia.be and Open Data Elia platform is currently incorrect. The publication of the Imbalance Price Forecast on the Traxes Elia platform may also be impacted. Our engineers are aware of the issue and are working on getting it resolved. Best regards, ELIA Transmission Belgium
Event Start	15/04/2026 17:30:00 UTC
Event Stop	16/04/2026 10:00:07 UTC
Message ID	1006E248B0974ABAA5765C66D_002

UMM Other market information - Elia Transmission Belgium

2026-04-16T06:28:18Z

Publication date/time	16/04/2026 06:28:18 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issues – System Imbalance Forecast
Remarks	Dear Market Participants, Due to a technical error, our publication of the System Imbalance Forecast on Elia.be and Open Data Elia platform is currently incorrect. The publication of the Imbalance Price Forecast on the Traxes Elia platform may also be impacted. Our engineers are aware of the issue and are working on getting it resolved. Best regards, ELIA Transmission Belgium
Event Start	16/04/2026 06:00:07 UTC
Event Stop	16/04/2026 10:00:07 UTC
Message ID	1006E248B0974ABAA5765C66D_001

UMM Other market information - Elia Transmission Belgium

2026-04-15T20:30:39Z

Publication date/time	15/04/2026 20:30:39 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Fallback approach to provide capacity on BE borders
Remarks	Considering the failure of the coordinated capacity calculation process IDCC_B of the Core TSOs, Elia coordinated with the neighbouring TSO in NL to offer capacity on the shared border through a fallback process considering the shadow allocation NTC of day ahead and the already allocated capacity in DA. These capacities will be offered as from the reopening of the intraday continuous market at 22:20.
Event Start	15/04/2026 22:00:00 UTC
Event Stop	16/04/2026 21:59:00 UTC
Message ID	07AA170BF33B47EC91DB2E7C6_001

UMM Other market information - Elia Transmission Belgium

2026-04-15T07:47:05Z

Publication date/time	15/04/2026 07:47:05 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	mFRR availability test
Remarks	Dear Market participants, ELIA Transmission Belgium is currently performing a availability test for a volume of 50 MW (UP) between 10:00 and 10:30. Best Regards, ELIA Transmission Belgium
Event Start	15/04/2026 08:00:06 UTC
Event Stop	15/04/2026 08:30:06 UTC
Message ID	1805667F60554E9BAB117EF2C_001

UMM Other market information - Elia Transmission Belgium

2026-04-13T09:07:14Z

Publication date/time	13/04/2026 09:07:14 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	13/04/2026 08:54:07 UTC
Event Stop	13/04/2026 09:06:07 UTC
Message ID	6b929e88-8156-49c1-8ece-d_002

UMM Other market information - Elia Transmission Belgium

2026-04-13T08:57:45Z

Publication date/time	13/04/2026 08:57:45 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	13/04/2026 08:54:07 UTC
Event Stop	13/04/2026 12:54:07 UTC
Message ID	6b929e88-8156-49c1-8ece-d_001

UMM Other market information - Elia Transmission Belgium

2026-04-13T07:06:14Z

Publication date/time	13/04/2026 07:06:14 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	CRM availability test
Remarks	Dear Market participants, ELIA Transmission Belgium will be performing a CRM availability test for a volume of 418.6 MW between 21:30 and 21:45. Best Regards, ELIA Transmission Belgium
Event Start	14/04/2026 19:30:00 UTC
Event Stop	14/04/2026 19:45:00 UTC
Message ID	D3B8BFC6F7834C2F92FA5DED7_001

UMM Other market information - Elia Transmission Belgium

2026-04-10T12:50:15Z

Publication date/time	10/04/2026 12:50:15 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	mFRR availability test
Remarks	Dear Market participants, ELIA Transmission Belgium is currently performing a availability test for a volume of 44 MW between 15:00 and 15:30. Best Regards, ELIA Transmission Belgium
Event Start	10/04/2026 13:00:30 UTC
Event Stop	10/04/2026 13:30:30 UTC
Message ID	DAA08F21666C46AC821F40A0D_001

UMM Other market information - Luminus

2026-04-10T12:40:28Z

Publication date/time	10/04/2026 12:40:28 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	New unit Seraing CCGT (885 MW) under construction
Remarks	‘New unit (Seraing CCGT, 885 MW, unit EIC code: 22W20231025----2, 22W20231026----X) under construction. Start testing phase with injection in the ELIA grid in the course of Q3 2026 subject to grid conditions. Unit available for security of supply on November 1st 2026 and for commercial dispatching in December 2026.’
Event Start	21/11/2023 15:15:06 UTC
Event Stop	30/12/2026 23:00:00 UTC
Message ID	ED13F3862FD54C979065C7DFD_008

UMM Other market information - Elia Transmission Belgium

2026-04-10T06:57:05Z

Publication date/time	10/04/2026 06:57:05 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	aFRR prequalification test
Remarks	Dear Market Participants, Elia Transmission Belgium is currently performing an aFRR Down/Up prequalification test for a volume of 7.2 MW between 09:00 and 10:45. Best regards, Elia Transmission Belgium
Event Start	10/04/2026 07:00:39 UTC
Event Stop	10/04/2026 08:45:39 UTC
Message ID	6B683B01BF6147929B8976443_001

UMM Other market information - Elia Transmission Belgium

2026-04-09T13:59:21Z

Publication date/time	09/04/2026 13:59:21 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Dismissed
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 16:59:52 UTC
Event Stop	08/04/2026 17:33:52 UTC
Message ID	1857A89649B444B1BCE08E48A_004

UMM Other market information - Elia Transmission Belgium

2026-04-09T13:59:12Z

Publication date/time	09/04/2026 13:59:12 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Dismissed
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 18:21:16 UTC
Event Stop	08/04/2026 19:00:16 UTC
Message ID	268EAFEA700642C49997C5918_002

UMM Other market information - Elia Transmission Belgium

2026-04-09T07:56:15Z

Publication date/time	09/04/2026 07:56:15 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	mFRR prequalification test
Remarks	Dear Market Participants, Elia Transmission Belgium is currently performing a prequalification test for a volume of 50 MW between 10:00 and 12:15. Best regards, Elia Transmission Belgium
Event Start	09/04/2026 08:00:10 UTC
Event Stop	09/04/2026 10:15:10 UTC
Message ID	5B224E26F92448D38E01D3A41_001

UMM Other market information - Elia Transmission Belgium

2026-04-08T18:21:40Z

Publication date/time	08/04/2026 18:21:40 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 18:21:16 UTC
Event Stop	08/04/2026 19:00:16 UTC
Message ID	268EAFEA700642C49997C5918_001

UMM Other market information - Elia Transmission Belgium

2026-04-08T17:39:03Z

Publication date/time	08/04/2026 17:39:03 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 16:59:52 UTC
Event Stop	08/04/2026 17:33:52 UTC
Message ID	1857A89649B444B1BCE08E48A_003

UMM Other market information - Elia Transmission Belgium

2026-04-08T17:31:22Z

Publication date/time	08/04/2026 17:31:22 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 16:59:52 UTC
Event Stop	08/04/2026 18:30:52 UTC
Message ID	1857A89649B444B1BCE08E48A_002

UMM Other market information - Elia Transmission Belgium

2026-04-08T17:00:34Z

Publication date/time	08/04/2026 17:00:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance prices (1min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be and Open Data Elia platform is currently incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	08/04/2026 16:59:52 UTC
Event Stop	08/04/2026 18:00:52 UTC
Message ID	1857A89649B444B1BCE08E48A_001

UMM Other market information - Elia Transmission Belgium

2026-04-02T09:14:59Z

Publication date/time	02/04/2026 09:14:59 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	02/04/2026 08:34:33 UTC
Event Stop	02/04/2026 09:15:33 UTC
Message ID	B39EB270D4B54912825FED7BB_002

UMM Other market information - Elia Transmission Belgium

2026-04-02T08:57:00Z

Publication date/time	02/04/2026 08:57:00 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be, ENTSO-E and Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	02/04/2026 08:34:33 UTC
Event Stop	02/04/2026 10:00:33 UTC
Message ID	B39EB270D4B54912825FED7BB_001

UMM Other market information - Elia Transmission Belgium

2026-04-02T08:55:14Z

Publication date/time	02/04/2026 08:55:14 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform and Elia.be website is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	02/04/2026 08:36:08 UTC
Event Stop	02/04/2026 08:54:07 UTC
Message ID	ec96fb0f-c68e-4f54-80da-3_003

UMM Other market information - Elia Transmission Belgium

2026-04-02T08:49:18Z

Publication date/time	02/04/2026 08:49:18 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform and Elia.be website is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	02/04/2026 08:36:08 UTC
Event Stop	02/04/2026 12:36:08 UTC
Message ID	ec96fb0f-c68e-4f54-80da-3_002

UMM Other market information - Elia Transmission Belgium

2026-04-02T08:39:57Z

Publication date/time	02/04/2026 08:39:57 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	02/04/2026 08:36:08 UTC
Event Stop	02/04/2026 12:36:08 UTC
Message ID	ec96fb0f-c68e-4f54-80da-3_001

UMM Other market information - Elia Transmission Belgium

2026-04-01T14:52:34Z

Publication date/time	01/04/2026 14:52:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned maintenance – Potential impact on publications
Remarks	Due to a planned maintenance, the publications of UMM Other Market Information, Production outages and Transmission outages can be partially unavailable or incorrect on the Elia Group Inside Information Platform on 21/04 from 08:00 to 08:10 (https://www.eliagroup.eu/en/elia-group-iip). Elia apologies for the inconvenience.
Event Start	21/04/2026 06:00:00 UTC
Event Stop	21/04/2026 06:10:00 UTC
Message ID	B837CFCFC8F94CA7BDCA57513_001

UMM Other market information - Elia Transmission Belgium

2026-04-01T12:24:55Z

Publication date/time	01/04/2026 12:24:55 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned IT maintenance may impact correctness balancing publications
Remarks	Dear Market Parties, on 01/04 between 13:30 and 14:00, Elia Transmission Belgium has scheduled planned maintenance of its IT systems. This may temporarily affect the correctness of the imbalance price (1 & 15 min), balancing energy volume and price components and current system imbalance publications on elia.be and the opendata Elia platform.
Event Start	01/04/2026 11:30:00 UTC
Event Stop	01/04/2026 12:20:00 UTC
Message ID	EA012A867D3C449D8F9092F03_004

UMM Other market information - TotalEnergies Gas & Power

2026-04-01T12:05:40Z

Publication date/time	01/04/2026 12:05:40 UTC
Market Participant	TotalEnergies Gas & Power
Market Participant Code	11XTOTAL-------8
Event Status	Active
Title	Production unavailability
Remarks	CCGT of Marchienne-Au-Pont will be unavailable tomorrow April 2 for planned maintenance during the mentionned period
Event Start	02/04/2026 07:45:00 UTC
Event Stop	02/04/2026 13:45:00 UTC
Message ID	B209008DB5FB4E89970927355_001

UMM Other market information - Elia Transmission Belgium

2026-04-01T11:56:55Z

Publication date/time	01/04/2026 11:56:55 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned IT maintenance may impact correctness balancing publications
Remarks	Dear Market Parties, on 01/04 between 13:30 and 14:00, Elia Transmission Belgium has scheduled planned maintenance of its IT systems. This may temporarily affect the correctness of the imbalance price (1 & 15 min), balancing energy volume and price components and current system imbalance publications on elia.be and the opendata Elia platform.
Event Start	01/04/2026 11:30:00 UTC
Event Stop	01/04/2026 13:00:00 UTC
Message ID	EA012A867D3C449D8F9092F03_003

UMM Other market information - Elia Transmission Belgium

2026-04-01T08:16:53Z

Publication date/time	01/04/2026 08:16:53 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Production outages on OpenData
Remarks	Due to a technical issue, the publication of Production outages is currently incorrect, unavailable or partially available on ENTSO-E and Open Data Elia platform. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	01/04/2026 07:12:04 UTC
Event Stop	01/04/2026 08:05:04 UTC
Message ID	0A224A6117754D4DA4D2A6AE5_002

UMM Other market information - Elia Transmission Belgium

2026-04-01T07:40:10Z

Publication date/time	01/04/2026 07:40:10 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Production outages on OpenData
Remarks	Due to a technical issue, the publication of Production outages is currently incorrect, unavailable or partially available on ENTSO-E and Open Data Elia platform. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	01/04/2026 07:12:04 UTC
Event Stop	01/04/2026 12:00:04 UTC
Message ID	0A224A6117754D4DA4D2A6AE5_001

UMM Other market information - Elia Transmission Belgium

2026-04-01T06:59:59Z

Publication date/time	01/04/2026 06:59:59 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Unavailable or incorrect publication of the AMT Moment of tomorrow
Remarks	Dear Market Participants, Due to a technical error, our publication of the AMT Moments on Elia.be is currently unavailable. There are however AMT Moments tomorrow 01/04 from 08h00 to 08h30, 09h00 to 09h15. Best regards, ELIA Transmission Belgium
Event Start	31/03/2026 12:20:16 UTC
Event Stop	01/04/2026 16:00:00 UTC
Message ID	234819C1F626424FACFD9449B_003

UMM Other market information - Elia Transmission Belgium

2026-04-01T02:35:09Z

Publication date/time	01/04/2026 02:35:09 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	mFRR availability test
Remarks	Dear Market participants, ELIA Transmission Belgium is currently performing a availability test for a volume of 31 MW between 05:00 and 05:30. Best Regards, ELIA Transmission Belgium
Event Start	01/04/2026 03:00:07 UTC
Event Stop	01/04/2026 03:30:07 UTC
Message ID	D438C922348B40DFBA0F36269_001

UMM Other market information - Elia Transmission Belgium

2026-03-31T15:03:13Z

Publication date/time	31/03/2026 15:03:13 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Unavailable or incorrect publication of the AMT Moment of tomorrow
Remarks	Dear Market Participants, Due to a technical error, our publication of the AMT Moments on Elia.be is currently unavailable. There are however AMT Moments tomorrow 01/04 from 08h00 to 08h30, 09h00 to 09h15. Best regards, ELIA Transmission Belgium
Event Start	31/03/2026 12:20:16 UTC
Event Stop	01/04/2026 12:20:00 UTC
Message ID	234819C1F626424FACFD9449B_002

UMM Other market information - Elia Transmission Belgium

2026-03-31T14:16:25Z

Publication date/time	31/03/2026 14:16:25 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Day-ahead reference price
Remarks	Dear Market Participants, Due to a technical issue, our publication of the day-ahead reference price on Elia.be for 01/04 is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved. Best regards, ELIA Transmission Belgium
Event Start	31/03/2026 12:00:31 UTC
Event Stop	31/03/2026 13:10:31 UTC
Message ID	EEA9C88C02E642ECBA931477A_002

UMM Other market information - Elia Transmission Belgium

2026-03-31T13:46:34Z

Publication date/time	31/03/2026 13:46:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Unavailable or incorrect publication of the AMT Moment of tomorrow
Remarks	Dear Market Participants, Due to a technical error, our publication of the AMT Moments on Elia.be is currently unavailable. There are however AMT Moments tomorrow 01/04 from 08h00 to 08h15, 09h00 to 09h15. Best regards, ELIA Transmission Belgium
Event Start	31/03/2026 12:20:16 UTC
Event Stop	01/04/2026 12:20:00 UTC
Message ID	234819C1F626424FACFD9449B_001

UMM Other market information - Elia Transmission Belgium

2026-03-31T12:22:03Z

Publication date/time	31/03/2026 12:22:03 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Day-ahead reference price
Remarks	Dear Market Participants, Due to a technical issue, our publication of the day-ahead reference price on Elia.be for 01/04 is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved. Best regards, ELIA Transmission Belgium
Event Start	31/03/2026 12:00:31 UTC
Event Stop	31/03/2026 14:00:31 UTC
Message ID	EEA9C88C02E642ECBA931477A_001

UMM Other market information - Luminus

2026-03-31T07:24:40Z

Publication date/time	31/03/2026 07:24:40 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	Navagne BESS (150 MW/ 600 MWh)
Remarks	Navagne BESS installation (EIC code 22W20251029----W) is entering a period as of mid-February 2026 with various tests of operational and commercial activities. During this period, the asset will be operated according to the availabilities implied by the UMM’s of the category Unavailability of Electricity Facilities on Elia IIP. Unit available for commercial dispatching as of 08/07/2026. Capacity 150 MW / 600 MWh
Event Start	05/06/2025 11:34:03 UTC
Event Stop	07/07/2026 22:00:00 UTC
Message ID	E4B372FB7C8441ABBB482211A_010

UMM Other market information - Luminus

2026-03-31T07:24:19Z

Publication date/time	31/03/2026 07:24:19 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	Navagne BESS (150 MW/ 600 MWh)
Remarks	Navagne BESS installation (EIC code 22W20251029----W) is entering a period as of mid-February 2026 with various tests of operational and commercial activities. During this period, the asset will be operated according to the availabilities implied by the UMM’s of the category Unavailability of Electricity Facilities on Elia IIP. Unit available for commercial dispatching as of 08/07/2026. Capacity 150 MW / 600 MWh
Event Start	05/06/2025 11:34:03 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	E4B372FB7C8441ABBB482211A_009

UMM Other market information - Luminus

2026-03-31T07:23:05Z

Publication date/time	31/03/2026 07:23:05 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	Navagne BESS (150 MW/ 600 MWh)
Remarks	Navagne BESS installation (EIC code 22W20251029----W) is entering a period as of mid-February 2026 with various tests of operational and commercial activities. During this period, the asset will be operated according to the availabilities implied by the UMM’s of the category Unavailability of Electricity Facilities on Elia IIP. Unit available for commercial dispatching as of 08/07/2026. Capacity 150 MW / 600 MWh
Event Start	05/06/2025 11:34:03 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	E4B372FB7C8441ABBB482211A_008

UMM Other market information - Elia Transmission Belgium

2026-03-30T11:11:46Z

Publication date/time	30/03/2026 11:11:46 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned IT maintenance may impact correctness balancing publications
Remarks	Dear Market Parties, on 01/04 between 13:30 and 14:00, Elia Transmission Belgium has scheduled planned maintenance of its IT systems. This may temporarily affect the correctness of the imbalance price (1 & 15 min), balancing energy volume and price components and current system imbalance publications on elia.be and the opendata Elia platform.
Event Start	01/04/2026 11:30:00 UTC
Event Stop	01/04/2026 12:00:00 UTC
Message ID	EA012A867D3C449D8F9092F03_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T11:10:58Z

Publication date/time	30/03/2026 11:10:58 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned maintenance with possible impact on Elia's connection to PICASSO platform
Remarks	Dear Market Parties, on the 01/04 between 13:30 and 14:00, Elia has foreseen a planned maintenance of it's IT systems with a potential impact on the connection to PICASSO. Kind regards
Event Start	01/04/2026 11:30:00 UTC
Event Stop	01/04/2026 12:00:00 UTC
Message ID	8C47D4375A98425DB4E8D0FE9_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T09:54:34Z

Publication date/time	30/03/2026 09:54:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned IT maintenance may impact correctness balancing publications
Remarks	Dear Market Parties, on 31/03 between 11:25 and 11:55, Elia Transmission Belgium has scheduled planned maintenance of its IT systems. This may temporarily affect the correctness of the imbalance price (1 & 15 min), balancing energy volume and price components and current system imbalance publications on elia.be and the opendata Elia platform.
Event Start	31/03/2026 09:25:00 UTC
Event Stop	31/03/2026 09:55:00 UTC
Message ID	EA012A867D3C449D8F9092F03_001

UMM Other market information - Elia Transmission Belgium

2026-03-30T09:54:30Z

Publication date/time	30/03/2026 09:54:30 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned maintenance with possible impact on Elia's connection to PICASSO platform
Remarks	Dear Market Parties, on the 31/03 between 11:25 and 11:55, Elia has foreseen a planned maintenance of it's IT systems with a potential impact on the connection to PICASSO. Kind regards
Event Start	31/03/2026 09:25:00 UTC
Event Stop	31/03/2026 09:56:00 UTC
Message ID	8C47D4375A98425DB4E8D0FE9_001

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:25:09Z

Publication date/time	30/03/2026 00:25:09 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:24:07 UTC
Message ID	59be0128-fe92-458d-937b-0_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:25:01Z

Publication date/time	30/03/2026 00:25:01 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Current System Imbalance
Remarks	Due to a technical error, our publication of the Belgian current system imbalance on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:24:07 UTC
Message ID	050b1892-764a-435c-8911-3_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:15:34Z

Publication date/time	30/03/2026 00:15:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on OpenData - Balancing Energy Prices components 15min
Remarks	Due to a technical error, our publication of the Balancing Energy prices components per Quarter-hour (Near real-time) on OpenData Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:30:35 UTC
Event Stop	30/03/2026 00:15:23 UTC
Message ID	fa8c4794-2437-4913-a304-d_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:15:34Z

Publication date/time	30/03/2026 00:15:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on OpenData - Balancing Energy volume components 15min
Remarks	Due to a technical error, our publication of the Balancing Energy volume components per Quarter-hour (Near real-time) on OpenData Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:30:26 UTC
Event Stop	30/03/2026 00:15:25 UTC
Message ID	cbd0beff-19e9-4ccb-a95c-e_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:15:33Z

Publication date/time	30/03/2026 00:15:33 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices (15 min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (15min) on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:30:25 UTC
Event Stop	30/03/2026 00:15:23 UTC
Message ID	2872bd0e-a118-461d-a3e8-8_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:15:27Z

Publication date/time	30/03/2026 00:15:27 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices (15 min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (15min) on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:30:52 UTC
Event Stop	30/03/2026 00:15:23 UTC
Message ID	cc763aaa-d1f3-4617-a52b-c_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:15:21Z

Publication date/time	30/03/2026 00:15:21 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on Elia.be - Balancing Volumes and Prices components 15min
Remarks	Due to a technical error, our publication of the Balancing Energy volume and price components (15 min) on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:30:11 UTC
Event Stop	30/03/2026 00:15:17 UTC
Message ID	3d9eec39-a497-4332-8ad4-0_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:09:37Z

Publication date/time	30/03/2026 00:09:37 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on OpenData - Balancing Energy Prices components 1min
Remarks	Due to a technical error, our publication of the Balancing Energy prices components per min (Near real-time) on OpenData Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:09:07 UTC
Message ID	161e9f92-efdd-403f-97a3-2_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:09:36Z

Publication date/time	30/03/2026 00:09:36 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on OpenData - Balancing Energy volume components 1min
Remarks	Due to a technical error, our publication of the Balancing Energy volume components per min (Near real-time) on OpenData Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:09:07 UTC
Message ID	b123617b-4521-4047-93c3-9_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:09:34Z

Publication date/time	30/03/2026 00:09:34 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices (1 min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Open Data Elia platform is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:09:07 UTC
Message ID	0c038d27-bbb8-4f3d-bef3-0_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:09:22Z

Publication date/time	30/03/2026 00:09:22 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue on Elia.be - Balancing Volumes and Prices components 1min
Remarks	Due to a technical error, our publication of the Balancing Energy volume and price components (1 min) on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:09:07 UTC
Message ID	2d407c56-2c6d-448f-960c-1_002

UMM Other market information - Elia Transmission Belgium

2026-03-30T00:06:12Z

Publication date/time	30/03/2026 00:06:12 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue - Imbalance Prices (1 min)
Remarks	Due to a technical error, our publication of the Belgian imbalance price (1min) on Elia.be is currently unavailable or incorrect. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	29/03/2026 23:21:07 UTC
Event Stop	30/03/2026 00:06:07 UTC
Message ID	13823208-7071-4b25-9608-0_002

UMM Other market information - Luminus

2026-03-29T17:52:50Z

Publication date/time	29/03/2026 17:52:50 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	BESS Navagne
Remarks	Due to a technical error, in the last publication for BESS Navagne sent on Elia Group Inside information (https://www.eliagroup.eu/en/elia-group-iip) on 29/03/2026 at 13:08, the end date of unavailability published is not correct. As announced on 25/03/2026, unit is still foreseen to be available for commercial dispatching as of 03/07/2026 and not 30/07/2026 . We'll correct this error as soon as possible.
Event Start	31/03/2026 15:00:00 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	9A78544E3AB14F6DB30D14A01_001

UMM Other market information - Luminus

2026-03-29T17:50:06Z

Publication date/time	29/03/2026 17:50:06 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Dismissed
Title	BESS Navagne
Remarks	Due to a technical error, in the last publication for BESS Navagne sent on Elia Group Inside information (https://www.eliagroup.eu/en/elia-group-iip) on 29/03/2026 at 13:08, the end date of unavailability published is not correct. As announced on 25/03/2026, unit is still foreseen to be available for commercial dispatching as of 03/07/2026 and not 30/07/2026 . We'll correct this error as soon as possible.
Event Start	31/03/2026 15:00:00 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	FF0509893CAF4C4AA3BE3F1FA_002

UMM Other market information - Luminus

2026-03-29T17:49:28Z

Publication date/time	29/03/2026 17:49:28 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	BESS Navagne
Remarks	Due to a technical error, in the last publication for BESS Navagne sent on Elia Group Inside information (https://www.eliagroup.eu/en/elia-group-iip) on 29/03/2026 at 13:08, the end date of unavailability published is not correct. As announced on 25/03/2026, unit is still foreseen to be available for commercial dispatching as of 03/07/2026 and not 30/07/2026 . We'll correct this error as soon as possible.
Event Start	31/03/2026 15:00:00 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	1B6F517268F54C01A5B79455C_001

UMM Other market information - Luminus

2026-03-29T17:49:28Z

Publication date/time	29/03/2026 17:49:28 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	BESS Navagne
Remarks	Due to a technical error, in the last publication for BESS Navagne sent on Elia Group Inside information (https://www.eliagroup.eu/en/elia-group-iip) on 29/03/2026 at 13:08, the end date of unavailability published is not correct. As announced on 25/03/2026, unit is still foreseen to be available for commercial dispatching as of 03/07/2026 and not 30/07/2026 . We'll correct this error as soon as possible.
Event Start	31/03/2026 15:00:00 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	FF0509893CAF4C4AA3BE3F1FA_001

UMM Other market information - Elia Transmission Belgium

2026-03-26T13:57:39Z

Publication date/time	26/03/2026 13:57:39 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	aFRR prequalification test
Remarks	Dear Market Participants, Elia Transmission Belgium is currently performing an aFRR Down/Up prequalification test for a volume of 24.99 MW between 15:00 and 16:45. Best regards, Elia Transmission Belgium
Event Start	26/03/2026 14:00:51 UTC
Event Stop	26/03/2026 15:45:51 UTC
Message ID	98037190F4FB42619A10B5974_001

UMM Other market information - Elia Transmission Belgium

2026-03-25T12:27:43Z

Publication date/time	25/03/2026 12:27:43 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	SIDC_TSO_06: Finish of Maintenance on XBID System
Remarks	Please be aware that the maintenance on XBID system is successfully finished. The markets and Interconnectors will be re-opened on 25-03-2026 13:25 CET (DATE+HOUR).
Event Start	25/03/2026 12:25:19 UTC
Event Stop	25/03/2026 12:26:19 UTC
Message ID	702172933219435497D8E2BD4_001

UMM Other market information - Luminus

2026-03-25T08:30:50Z

Publication date/time	25/03/2026 08:30:50 UTC
Market Participant	Luminus
Market Participant Code	22XSPE---------7
Event Status	Active
Title	Navagne BESS (150 MW/ 600 MWh)
Remarks	Navagne BESS installation (EIC code 22W20251029----W) is entering a period as of mid-February 2026 with various tests of operational and commercial activities. During this period, the asset will be operated according to the availabilities implied by the UMM’s of the category Unavailability of Electricity Facilities on Elia IIP. Unit available for commercial dispatching as of 03/07/2026. Capacity 150 MW / 600 MWh
Event Start	05/06/2025 11:34:03 UTC
Event Stop	02/07/2026 22:00:00 UTC
Message ID	E4B372FB7C8441ABBB482211A_007

UMM Other market information - Elia Transmission Belgium

2026-03-24T13:53:10Z

Publication date/time	24/03/2026 13:53:10 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned IT maintenance may impact correctness balancing publications
Remarks	Dear Market Parties, on 25/03 between 11:25 and 11:55, Elia Transmission Belgium has scheduled planned maintenance of its IT systems. This may temporarily affect the correctness of the imbalance price (1 & 15 min), balancing energy volume and price components and current system imbalance publications on elia.be and the opendata Elia platform.
Event Start	25/03/2026 10:25:00 UTC
Event Stop	25/03/2026 10:55:00 UTC
Message ID	7E8921CA9CB8459988219AA86_001

UMM Other market information - Elia Transmission Belgium

2026-03-24T13:30:39Z

Publication date/time	24/03/2026 13:30:39 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Planned maintenance with possible impact on Elia's connection to PICASSO platform
Remarks	Dear Market Parties, on the 25/03 between 11:25 and 11:55, Elia has foreseen a planned maintenance of it's IT systems with a potential impact on the connection to PICASSO. Kind regards
Event Start	25/03/2026 10:25:00 UTC
Event Stop	25/03/2026 10:55:00 UTC
Message ID	AD3D941008A84ADF860122914_001

UMM Other market information - Elia Transmission Belgium

2026-03-23T14:39:13Z

Publication date/time	23/03/2026 14:39:13 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	SIDC_TSO_05: Maintenance on XBID System
Remarks	Please be aware that a maintenance on XBID is planned from 25.03.2026 10:45 CET until 25.03.2026 14:25 CET. During the maintenance period the BE-NL, BE-FR & BE-DE Interconnectors will be closed. Another message will be sent as soon as the maintenance is finished and Cross Border Trading will be startup again.
Event Start	25/03/2026 09:45:00 UTC
Event Stop	25/03/2026 13:25:00 UTC
Message ID	A3C7698C9F784A768B52BE797_001

UMM Other market information - Elia Transmission Belgium

2026-03-19T13:42:43Z

Publication date/time	19/03/2026 13:42:43 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Production outages on Opendata platform
Remarks	Due to a technical issue, the publication of Production outages is currently incorrect, unavailable or partially available on ENTSO-E and Open Data Elia platform. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	19/03/2026 13:08:55 UTC
Event Stop	19/03/2026 13:45:55 UTC
Message ID	BC7FB0E5ABDA4A80BD65871C9_002

UMM Other market information - Elia Transmission Belgium

2026-03-19T13:39:49Z

Publication date/time	19/03/2026 13:39:49 UTC
Market Participant	Elia Transmission Belgium
Market Participant Code	10YBE----------2
Event Status	Active
Title	Publication issue – Production outages on Opendata platform
Remarks	Due to a technical issue, the publication of Production outages is currently incorrect, unavailable or partially available on ENTSO-E and Open Data Elia platform. Our engineers are aware of the issue and are working on getting it resolved.
Event Start	19/03/2026 13:09:55 UTC
Event Stop	19/03/2026 15:00:55 UTC
Message ID	BC7FB0E5ABDA4A80BD65871C9_001